6 best Thoughtly alternatives in 2026, compared
Samuel Oram-Jones, 10 min read
The best Thoughtly alternatives in 2026 are Bland, Vapi, Synthflow, Dialpad, ElevenLabs, and Retell, and Bland ranks first for enterprise calls because it is full stack. This ranking compares each voice AI provider on who builds the AI, where calls can run, and what a minute costs, as of November 2026.
What are the best Thoughtly alternatives?
The best Thoughtly alternative overall is Bland, because one company builds and runs every AI model on a call, and it handles inbound and outbound work alike.
- Bland: Best overall for enterprise calls
- Vapi: Best for developers assembling their own voice stack
- Synthflow: Best for sales-led teams that sign one annual contract
- Dialpad: Best for teams that want a business phone system with AI
- ElevenLabs: Best for teams that already build on ElevenLabs voices
- Retell: Best for developer teams that pick their own model and voice
Why do teams look for Thoughtly alternatives?
Teams look for Thoughtly alternatives when a program has to cover more than inbound leads, because Thoughtly describes its product as "inbound lead conversion, not cold outbound and not an AI SDR" and aims it at teams with 500+ opted-in leads a month. A contact center that also runs reminders, collections, or outbound campaigns needs a voice AI provider built for both directions.
Pricing is the second reason. Thoughtly's Flex plan says "Talk to sales" and its Scale plan says "Get a quote", so no rate is public for any plan, and concurrency is tiered at 10 calls on Flex and 100+ on Scale. A team that expects a campaign to spike should ask what the next tier costs before signing.
Stack is the third. Thoughtly's llms.txt says its "Voice runtime, orchestration, CRM, workflows" are "all built in-house", while Thoughtly lets a customer choose "GPT, Claude, Gemini" as the language model and offers "Stock AI voices Cartesia + ElevenLabs catalog". Each outside language model or voice provider is one more company in a security review.
Buyers should check a few more things before switching. A BAA is the contract HIPAA requires before a vendor handles patient information, card payments need a clear PCI DSS statement, and security rules decide which companies may handle a call.
It is worth asking which AI models sit in each vendor's call path. Messaging belongs on the list too: Thoughtly offers iMessage on every plan, through partner integrations via Linq, while Bland runs branded iMessage agents natively on Enterprise. Buyers weighing a wider field can also read Best Replicant alternatives.
How do the 6 best Thoughtly alternatives compare?
These six voice AI providers differ most in how much of a call they build themselves, and Bland is the one that builds all of it.
1. Bland: Best overall for enterprise calls
What does it do? Bland is a full stack voice AI provider that builds and runs its own language, speech, and transcription models for inbound and outbound calls. It publishes sub-200ms latency and a 99.9% uptime SLA on every plan, serves more than 250 enterprise customers, and lets teams build calls in Pathways with release gates that hold an agent in staging until chosen test cases pass.
Who is it for? Enterprises and contact centers running high-stakes calls at volume, including teams that need outbound as much as inbound.
Pros
- No outside AI lab in the call path, so a security team reviews one AI company
- Dedicated orchestration and dedicated GPUs run by Bland, on Enterprise
- BAA on Enterprise, PCI DSS self-attested, FedRAMP 20x Class A
- Bland Speech v3 ranked first of 13 AI voices on Audio Realism Bench on 4 August 2026
- Forward-deployed engineers on Enterprise
- Native iMessage agents on Enterprise, sharing pathways with voice
- Staged releases that pause a new agent version when it performs worse than the last
- Call grading on the audio as well as the transcript
Cons
- Overkill for a small prototype, because Bland is built for production calls at volume
Pricing: Self-serve Start is $0.14 per minute with no platform fee, self-serve Build is $0.12 per minute with a $299 monthly platform fee, and Enterprise is a separate plan. Phone is billed separately at carrier cost. Enterprise adds native iMessage agents, warm transfers, a BAA, SSO, data residency, dedicated GPUs run by Bland, and forward-deployed engineers, alongside SMS and web chat.
Idaho Housing and Finance Association saves $750,000 a year by replacing its IVR with Bland, which handles 4,000 inbound calls a day and cut average call time by 20%.
"We save thousands of dollars a day."
Greg Blake, Chief Information Officer, Idaho Housing and Finance Association
2. Vapi: Best for developers assembling their own voice stack
What does it do? Vapi is a developer platform that hosts voice agents and bills the language model, transcription, and voice from other companies on top at cost. Vapi says it passes these through with "no markup", so a team picks and wires every provider itself.
Who is it for? Vapi suits developers who wire up, swap, and manage each AI provider themselves across a stack of several vendors.
Pros
- A team can choose every model and voice
- Imported numbers are billed by a customer's own phone provider
- Vapi says it is SOC 2 Type II attested
Cons
- Language model, transcription, and voice bill from other companies on top of $0.05 hosting
- HIPAA is a $2,000 monthly add-on
- No iMessage agents
Pricing: $0.05 per minute for hosting, plus a language model, transcription, and voice at provider cost, which Vapi says run up to $0.0452, $0.0099, and $0.0238 a minute, before phone.
3. Synthflow: Best for sales-led teams that sign one annual contract
What does it do? Synthflow sells voice agents through one annual enterprise agreement that scopes in telephony, integrations, and launch support, and Synthflow offers WhatsApp and SMS chat beside voice. Synthflow says it is built on "proprietary orchestration and models from OpenAI, ElevenLabs, Deepgram, and custom in-house logic".
Who is it for? Synthflow suits mid-market and enterprise teams that work through a sales-scoped platform and sign an annual agreement before they launch.
Pros
- SOC 2 Type 2, ISO/IEC 27001, HIPAA, and GDPR coverage
- Forward-deployed engineers launch agents with a customer's team where the agreement includes launch support
- WhatsApp and SMS chat channels
Cons
- Annual enterprise agreement only, with no free plan or trial and no rate by the minute
- No iMessage agents
Pricing: Annual agreement only, with no public per-minute rate, and purchased phone numbers cost $1.50 a month.
4. Dialpad: Best for teams that want a business phone system with AI
What does it do? Dialpad sells a cloud business phone and contact center platform priced per user, with SMS, team messaging, video, and AI agents billed in credits per conversation. Dialpad says its products are "HIPAA-ready" and that healthcare customers can sign a BAA with one click.
Who is it for? Dialpad suits teams that staff human agents and want a per-seat phone platform with AI added on.
Pros
- Says it is SOC2 Type II compliant
- Certified against ISO 27001:2022
- One-click BAA for healthcare customers
Cons
- Priced per seat, with AI agents billed separately in credits
- No iMessage agents
Pricing: Contact center Essentials starts at $89 per user a month, and AI agent credits are bought as a pool, billed only when a conversation retrieves information or completes an action.
5. ElevenLabs: Best for teams that already build on ElevenLabs voices
What does it do? ElevenLabs started as a text-to-speech company and then launched ElevenAgents, a platform for voice and text agents built on its own speech and transcription models, with a choice between its Realtime models and an outside language model. ElevenLabs charges no telephony fee, and a connected provider such as Twilio bills its own carrier charges.
Who is it for? ElevenLabs suits developer and enterprise teams that want ElevenLabs voices inside an agent platform and will pick a language model themselves.
Pros
- Runs its own speech and transcription models
- Plans from $6 a month with a call allowance
Cons
- Language model usage billed on top in Custom mode
- Call grading looks at transcripts only, not audio
- ElevenLabs says "HIPAA support is available when Zero Retention Mode is enabled and a Business Associate Agreement (BAA) is in place"
- Eleven v3 ranked 12th of 13 AI voices on Audio Realism Bench on 4 August 2026
- No iMessage agents
Pricing: $0.08 per minute past a plan's allowance, with plans from $6 a month and language model usage billed on top in Custom mode.
6. Retell: Best for developer teams that pick their own model and voice
What does it do? Retell is a platform for building and monitoring AI voice and chat agents, billed per minute with the language model and voice priced as separate lines. A customer's own SIP trunk (a connection to the phone network) carries no Retell phone charge, and phone on Twilio or Telnyx is billed on top.
Who is it for? Retell suits a small engineering team that wants to monitor, test, and toggle between different language models and voice vendors, and pays per minute.
Pros
- A wide choice of language models and voices
- SOC 2, HIPAA, and GDPR coverage
Cons
- Advertises "We guarantee >99.9% uptime", while its terms say "at least 99.5% uptime"
- PII (personal data) Removal adds $0.01 a minute
- No iMessage agents
Pricing: $0.07 to $0.31 per minute depending on the language model and voice, with Retell Voice Infra, GPT-4.1, and an ElevenLabs Flash voice coming to $0.14 per minute before phone.
How does one call run on Bland and on Thoughtly?
A call on Bland stays with one AI company, while a call on Thoughtly can touch several AI companies, counting Thoughtly.
1 AI company on each call
$0.14 a minute for all of its AI on self-serve Start, no platform fee
- TranscriptionNot named
- Language modelGPT, Claude, or Gemini, or a customer's own model on Enterprise
- SpeechCartesia or ElevenLabs voices
Several AI companies on each call, counting Thoughtly
No published rate a buyer gets a quote from sales
Which of these sounds most human?
Bland ranks highest of these providers on Design Arena's Audio Realism Bench: Bland Speech v3 ranked 1st of 13 AI voices at 1365 on 4 August 2026, and every outside voice in those results that the other providers here let a customer choose scored lower.
- #1BlandBland Speech v31365
- 2ndMicrosoftMAI-Voice-21224
- 3rdxAIGrok TTS1156
- 4thOpenAIGPT Realtime 21119
- 5thGoogleGemini 2.5 Pro TTS1109
- Not rankedThoughtly's own voicesNot ranked
Ranks are among 13 AI voices, and Thoughtly's own voices weren't ranked. Real human recordings scored 1500, at the right edge of this scale. Bars start at 600, not zero. Source: Design Arena's published results.
On Retell and Vapi the highest outside voice was OpenAI's GPT Realtime 2, 4th at 1119, and ElevenLabs' Eleven v3 ranked 12th at 938. Thoughtly's stock voices come from Cartesia and an ElevenLabs catalog.
How much do Thoughtly alternatives cost?
Thoughtly alternatives range from $0.05 per minute for hosting alone on Vapi to quoted contracts on Synthflow, and Bland is $0.14 per minute on self-serve Start for all of its AI. Enterprise pricing is custom, set with Bland's sales team. Thoughtly publishes no rate on its plans, although its llms.txt says "Pricing is per-minute.", so no bill can be added up for it.
A rate that leaves out the language model can't be compared with one that includes it, so these bills price the AI in one production minute, before phone.
Vapi's card adds hosting to the top of each range Vapi says its providers run, ElevenLabs' card adds the calculator's default model to a call minute, and Retell's adds Retell Voice Infra, GPT-4.1, and an ElevenLabs Flash voice. Synthflow and Dialpad publish no per-minute rate, so no bill can be added up for them either.
| Vendor | What a minute pays for | Total per minute | Phone |
|---|---|---|---|
| Bland Start (self-serve) | All AI: model, transcription, speech $0.14 | $0.14 before phone | Billed separately at carrier cost |
| Retell | Voice infrastructure $0.055, GPT-4.1 $0.045, ElevenLabs Flash voice $0.04 | $0.14 before phone | Twilio at $0.015 a minute, billed on top |
| Vapi | Hosting $0.05, Transcription $0.0099, Language model $0.0452, Voice $0.0238 | $0.1289 before phone | Free on Vapi numbers, billed on top on Twilio at up to $0.014 a minute |
| ElevenLabs Agents | Call minute $0.08, Gemini 2.5 Flash, the calculator's default model $0.0029 | $0.0829 before phone | No ElevenLabs telephony fee, with a connected provider billing on top |
Bland Start (self-serve): Self-serve Start has no platform fee. Self-serve Build is $0.12 a minute plus $299 a month. Phone and transfers bill separately. Retell: Retell Voice Infra, GPT-4.1, and an ElevenLabs Flash voice, before Twilio phone minutes. Vapi: Hosting plus the top of each range on Vapi's pricing calculator, before phone. ElevenLabs Agents: ElevenLabs call minute plus its pricing calculator's default model, before the customer's own phone provider.
What does moving off Thoughtly involve?
Moving off Thoughtly means rebuilding call flows and CRM write-backs on a new platform, one flow at a time, and keeping numbers by connecting a carrier over SIP.
Thoughtly lets a customer "Bring your own carrier (Twilio, Telnyx)", so numbers on those carriers can usually stay in place. Teams comparing this move with a switch from another builder can see Best Voiceflow alternatives.
The safest start is a flow a team handles every day, which gets rebuilt and run beside Thoughtly on a share of live calls, with the CRM fields the agent writes back listed first so nothing is lost in the move. On Enterprise, Bland's forward-deployed engineers work beside a customer's team on its first agent.
How were these alternatives ranked?
Each provider was compared on who builds the AI, deployment, price per minute, compliance, and voice realism, with weight on what enterprise calls need. Every claim about a provider comes from its own public pages as read in November 2026, and voice scores come from Design Arena's chart of 4 August 2026.
Bland vs Thoughtly, Best Synthflow alternatives, and Best Vapi alternatives go further, and a demo built on a real customer workflow is the quickest next step.
Frequently asked questions
What is the best alternative to Thoughtly?
Bland is the best alternative to Thoughtly for enterprise calls, because one company builds every model on a call, and Enterprise customers get dedicated orchestration and dedicated GPUs run by Bland.
Is Bland only for outbound calls?
No, Bland runs inbound and outbound calls, including AI receptionist and contact center work, and it also runs SMS and web chat.
Is Bland only for developers?
No, Bland isn't only for developers. Pathways gives teams a visual builder, Norm helps build agents, and on Enterprise forward-deployed engineers build alongside a customer's team.
Which of these platforms has no outside AI vendors?
On Bland, the language model, speech, and transcription are all built by Bland. Of the other five, Vapi, Synthflow, ElevenLabs, and Retell use outside models for at least one of the three, and Dialpad doesn't disclose who builds its AI, as of November 2026.
Which Thoughtly alternatives support iMessage?
Bland runs branded iMessage agents natively on its Enterprise plan. Thoughtly offers iMessage on every plan, through partner integrations via Linq, and Vapi, Synthflow, Dialpad, ElevenLabs, and Retell don't offer iMessage agents as of November 2026.
Is there a cheaper alternative to Thoughtly?
It depends on volume, and Thoughtly publishes no rate to compare. Bland is $0.14 per minute on self-serve Start for all of its AI before phone, and self-serve Bland Build is $0.12 per minute with a $299 monthly platform fee. Enterprise pricing is custom, set with Bland's sales team.
Can I keep my phone carrier if I move to Bland?
Yes, Bland connects to a carrier or phone system over SIP, so numbers and routing stay in place.
